加压可以作为一种改性钎缝金属的方式。
Bonding pressure imposition can be used as one of the methods modifying braze metal.
同时，钎缝圆角几何形状对这一热应力分布有重要影响。
Meanwhile, the fillet geometry has played an important role on this thermal stress distribution.
钎缝金属涂层(56)被附接到碳化物基底(54)的表面。
A braze metal coating (56) is attached to a surface the carbide substrate (54).
研究接头形状、钎缝厚度对焊后残余应力的大小及分布规律的影响。
The effects of joint shapes and filler metal thickness on the distribution of residual stress were researched.
从钎缝断口分析也证明钎缝中靠近不锈钢一侧是接头最薄弱的位置。
Joint failure analysis showed that the weakest occurred at the place near the stainless steel.
通过SEM/EDAX以及热力学方法分析了钎焊接头组织及钎缝的成分分布。
The joint structure and element distribution at brazing seam are also studied by SEM/EDAX and thermodynamics measures.
计算结果表明，钎缝圆角的最佳几何形状为钎缝伸出长度略大于钎缝高度的凹型。
The calculating results showed that the optimized geometry of soldering fillet is a concave shape in which the extruding length of the soldering fillet is a little more than the gap height.
研究了不同镓含量银钎料的铺展性能、钎缝力学性能以及钎料的显微组织变化规律。
Spreadability, microstructures and mechanical properties of brazed joints of silver filler metals with different content of gallium were studied.
在数控真空钎焊炉中进行钎焊试验，由于施加压力的不同，得出钎缝厚度不同的焊接试件。
The brazing experiment is finished in vacuum furnace, the brazed joints with different filler metal thickness are obtained by different pressure on them.
该钎料不仅具有较好的填缝能力，同时获得的钎缝接头具有良好的高温强度和抗冲击性能。
This kind of brazing filler metal had a good filling performance, at the same time, sound high-temperature strength and impact toughness can be obtained in the joint.
研究了不同镓含量银钎料的熔化温度、铺展性能、钎缝力学性能以及钎料的显微组织变化规律。
Melting temperature, spreadability, microstructures of silver filler metal with different content of gallium, and the mechanical properties of brazed joints were studied respectively.
结果表明，钢体上开工艺槽导致焊后残余应力增加，对接头强度不利；钎缝厚度存在一最佳值。
The result showed that notch was disadvantageous to the strength of joints, and the optimal value of filler metal thickness existed.
其次，本文研究了钎缝中未焊合、孔洞、夹渣、溶蚀以及金属间氧化物等缺陷的产生原因及控制因素。
Thirdly, the causes of defects and the controlling factors of the seam such as gap, porosity, slag, corrosion and metal oxides was discussed in this paper.
采用高频脉冲微束等离子弧做为电子管阴极和光刻栅极装配钎焊工艺的热源，提高了钎缝质量和产品的可靠性。
Brazing quality and product reliability are both increased as using high frequency pulse microplasma arc heating process for assembly brazing of cathode and photoetching grid of electron tube.
研究了汽车发动机铝油冷器钎焊温度和钎料包覆率对钎焊质量的影响，借助金相显微镜对钎缝组织进行了分析。
The influence of brazing temperature and cladding ratio of filler metals on brazing quality of aluminum oil cooler for automobile engine was researched.
采用先在钎缝间隙中预填合金粉，然后在钎缝外置放钎料进行钎焊的方法，解决不锈钢接头宽间隙的钎焊问题。
The braze of stainless steel joints with wide clearance is made by pre filling alloy powder into the gap.
对铍环外表面钎缝附近焊接残余应力进行X射线应力测试，并与有限元分析结果对比，二者应力变化趋势基本一致。
Comparing the results of the welding residual stresses at outer surface of beryllium ring by FEM to that from X ray stress measurement, the stress trend is identical.
试验过程中，通过改变钎焊工艺参数及激光入射方式，研究了镀锌钢板激光填丝钎焊在不同热输入下的钎缝外观成形规律。
In experiments, brazing parameters and laser incident Angle were changed during the process. The regularity of appearance of brazing seam in different heat input was obtained.
针对2A50铝合金的特点，根据铺展性、填缝性试验，对适合其钎焊的钎料与钎剂作了选择，进行了接头强度试验。
The filler metals and fluxes suitabled for 2A50 aluminum alloy brazing were selected according to the feature of 2A50 aluminum alloy and the test of spreadability and clearance fillabitity.
针对2A50铝合金的特点，根据铺展性、填缝性试验，对适合其钎焊的钎料与钎剂作了选择，进行了接头强度试验。
The filler metals and fluxes suitabled for 2A50 aluminum alloy brazing were selected according to the feature of 2A50 aluminum alloy and the test of spreadability and clearance fillabitity.
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